Power light blinked 4 times and the power to the

4 blinks is a vertical Stoppage, this is a failure on the D board. There are many ways to approach this repair. The easiest self help method is to replace the D board. (On some of these sets this board is referred to as the DZ board) But there are hazards when working inside a tv. Care must be taken to avoid electric shock even with the set is unplugged electric shock can still occure. If you are unsure about doing this yourself depending on the approch from the repairman it could cost anywhere from 200 - 350 to repair. I am not in the position to give you the board part number now but if you want it just post back here and i will get it on monday.

Some repairmen will replace the board and some will attempt a component level repair, which is more complex but is usally cheaper for the customer.